kc3-lang/ftgl/test/FTTextureGlyph-Test.cpp

• Show log

  Commit

• Hash : c96146ed
  Author :
  Date : 2008-04-29T06:44:51
  

  * Moved header files that are not required by library clients into src/ so that they do not get installed. * Created an ftgl.h header that allows clients to #include <FTGL/ftgl.h> and be done with it.

Download

• test/FTTextureGlyph-Test.cpp

• #include <cppunit/extensions/HelperMacros.h>
  #include <cppunit/TestCaller.h>
  #include <cppunit/TestCase.h>
  #include <cppunit/TestSuite.h>
  #include <assert.h>
  
  #include "Fontdefs.h"
  #include "FTInternals.h"
  #include "FTTextureGlyph.h"
  
  extern void buildGLContext();
  
  class FTTextureGlyphTest : public CppUnit::TestCase
  {
      CPPUNIT_TEST_SUITE(FTTextureGlyphTest);
          CPPUNIT_TEST(testConstructor);
          CPPUNIT_TEST(testRender);
      CPPUNIT_TEST_SUITE_END();
  
      public:
          FTTextureGlyphTest() : CppUnit::TestCase("FTTextureGlyph Test")
          {
          }
  
          FTTextureGlyphTest(const std::string& name) : CppUnit::TestCase(name) {}
  
          ~FTTextureGlyphTest()
          {
          }
  
          void testConstructor()
          {
              setUpFreetype();
  
              buildGLContext();
  
              GLuint textureID;
              glGenTextures(1, &textureID);
  
              char* texture[64*64];
  
              glBindTexture(GL_TEXTURE_2D, textureID);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
  
              glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, 64, 64, 0, GL_ALPHA, GL_UNSIGNED_BYTE, texture);
  
              FTTextureGlyph* textureGlyph = new FTTextureGlyph(face->glyph, textureID, 0, 0, 64, 64);
  
              CPPUNIT_ASSERT(textureGlyph->Error() == 0);
              CPPUNIT_ASSERT(glGetError() == GL_NO_ERROR);
  
              tearDownFreetype();
          }
  
          void testRender()
          {
              setUpFreetype();
  
              buildGLContext();
  
              GLuint textureID;
              glGenTextures(1, &textureID);
  
              char* texture[64*64];
  
              glBindTexture(GL_TEXTURE_2D, textureID);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
              glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
  
              glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, 64, 64, 0, GL_ALPHA, GL_UNSIGNED_BYTE, texture);
  
              FTTextureGlyph* textureGlyph = new FTTextureGlyph(face->glyph, textureID, 0, 0, 64, 64);
              textureGlyph->Render(FTPoint(0, 0, 0), FTGL::RENDER_FRONT);
              CPPUNIT_ASSERT(textureGlyph->Error() == 0);
  
              CPPUNIT_ASSERT(glGetError() == GL_NO_ERROR);
  
              tearDownFreetype();
          }
  
          void setUp()
          {}
  
          void tearDown()
          {}
  
      private:
          FT_Library   library;
          FT_Face      face;
  
          void setUpFreetype()
          {
              FT_Error error = FT_Init_FreeType(&library);
              assert(!error);
              error = FT_New_Face(library, FONT_FILE, 0, &face);
              assert(!error);
  
              FT_Set_Char_Size(face, 0L, FONT_POINT_SIZE * 64, RESOLUTION, RESOLUTION);
  
              error = FT_Load_Char(face, CHARACTER_CODE_A, FT_LOAD_DEFAULT);
              assert(!error);
          }
  
          void tearDownFreetype()
          {
              FT_Done_Face(face);
              FT_Done_FreeType(library);
          }
  
  };
  
  CPPUNIT_TEST_SUITE_REGISTRATION(FTTextureGlyphTest);
  
  

Download